1 /*
2 * Copyright (C) 2013 Rob Clark <robclark@freedesktop.org>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors:
24 * Rob Clark <robclark@freedesktop.org>
25 */
26
27 #ifndef FD3_CONTEXT_H_
28 #define FD3_CONTEXT_H_
29
30 #include "util/u_upload_mgr.h"
31
32 #include "freedreno_context.h"
33
34 #include "ir3/ir3_shader.h"
35
36
37 struct fd3_context {
38 struct fd_context base;
39
40 struct fd_bo *vs_pvt_mem, *fs_pvt_mem;
41
42 /* This only needs to be 4 * num_of_pipes bytes (ie. 32 bytes). We
43 * could combine it with another allocation.
44 */
45 struct fd_bo *vsc_size_mem;
46
47 struct u_upload_mgr *border_color_uploader;
48 struct pipe_resource *border_color_buf;
49
50 /* if *any* of bits are set in {v,f}saturate_{s,t,r} */
51 bool vsaturate, fsaturate;
52
53 /* bitmask of sampler which needs coords clamped for vertex
54 * shader:
55 */
56 unsigned vsaturate_s, vsaturate_t, vsaturate_r;
57
58 /* bitmask of sampler which needs coords clamped for frag
59 * shader:
60 */
61 unsigned fsaturate_s, fsaturate_t, fsaturate_r;
62
63 /* some state changes require a different shader variant. Keep
64 * track of this so we know when we need to re-emit shader state
65 * due to variant change. See fixup_shader_state()
66 */
67 struct ir3_shader_key last_key;
68 };
69
70 static inline struct fd3_context *
fd3_context(struct fd_context * ctx)71 fd3_context(struct fd_context *ctx)
72 {
73 return (struct fd3_context *)ctx;
74 }
75
76 struct pipe_context *
77 fd3_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags);
78
79 #endif /* FD3_CONTEXT_H_ */
80